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  • Advantages and disadvantages of open pit mining ~

    02/04/2018· Disadvantages: 1. Investments in equipment are substantial, as are financial charges. 2. The equipment is more sophisticated and needs a more sophisticated workforce. 3. Natural atmospheric agents have a strong impact on the development of work. 4. The work fronts need a good organization. 5. Significant environmental impacts are generated that must be corrected by means of a restoration,

  • disadvantages from open cut mining Jack Higgins

    Apr 12, 2009· Advantages: 1)Mining of ores will enable people to get useful elements with significant profit. 2)Mining will give unemployed people to get at least the simplest job. 3)Mining of ores might result in finding something new and valuable (since we are digging) Disadvantages: 1)Since mining sites are usually in the forest areas, trees will be cut while people are getting to these places.

  • What Are the Disadvantages of Opencast Mining?

    25/03/2020· Opencast mining, also known as surface mining or strip mining, has disadvantages that include disturbance of the environment and local ecosystems, exposure of radioactive elements and contamination of freshwater sources. The use of heavy machinery and blasting techniques also create environmental pollution.

  • Open Pit Mining Disadvantages | Mineral Production

    4. Disadvantages of open pit mining. However, disadvantages when compared to Underground Mining also exist: Very large amounts of waste rock are mined. This creates costs as well as environmental issues with waste rock disposal; Major disruption of surface: pit footprint, waste dumps. High visual impact, especially strip mining. After closure, rehabilitation may be difficult, slow & costly;

  • What Are The Advantages And Disadvantages Of Open Cut

    NSW Mining Methods NSW Mining- disadvantages open cut mining Open-cut mining can be more effective than underground methods generally recovering 90 of a mineral deposit and accounts for about 65 of raw coal production in NSW.Open-cut mining is also used for some gold and copper production in NSW.What Are the Advantages of Open-Pit Mining ReferenceAdvantages of open

  • disadvantages from open cut mining

    Disadvantages Of Openpit Mining greenrevolutionorgin. About what is the advantages and disadvantages of open pit mining-related , open-cut mining or opencast mining is a surface , Disadvantages Of Openpit Mining;...

  • The Advantages of Open Pit Mining | Sciencing

    13/03/2018· Because an open pit mine is open to the air larger machinery can be used to operate the mine. This is a real advantage to mining companies who often use large trucks to carry debris away from the mine. According to Caterpillar Corporation the model 777 off road truck commonly use in open pit mines can carry a payload of 200,000 pounds. Worker Safety . While open pit mining poses some

  • What are the advantages and disadvantages of surface or

    Advantages of Underground Mining are: * It allows minerals to be extracted from deep underground * It doesn't create a mess like open cut or surface mining * Does not affect the physical

  • Open Cut or Underground Mining – Which is better?

    21/10/2017· Opencut mining gets its name because that’s exactly what this type of mining looks like, a big open pit. This type of mining allows for the extraction of minerals that aren’t very far under the surface. The process keeps the activity from going deep underground. This has many advantages. Yet, it’s only viable when the materials are reachable after removing only a small layer from the surface.

  • dis advantages of open cast mining

    dis advantages of open cast mining. HFC Refrigerants (55) HST Hydraulic Cone CrusherHST series hydraulic cone crusher is combined with technology such as machinery, hydraulic pressure, electricity, automation, intelligent control, etc. , representing the most advanced crusher technology in the world. It is not only widely applied in . HJ Jaw CrusherJaw Crushers are often used as the primary

  • The Advantages of Open Pit Mining | Sciencing

    13/03/2018· Because an open pit mine is open to the air larger machinery can be used to operate the mine. This is a real advantage to mining companies who often use large trucks to carry debris away from the mine. According to Caterpillar Corporation the model 777 off road truck commonly use in open pit mines can carry a payload of 200,000 pounds. Worker Safety . While open pit mining poses some

  • Open-pit mining Wikipedia

    Open-pit mining, also known as open-cast or open cut mining, is a surface mining technique of extracting rock or minerals from the earth by their removal from an open-air pit, sometimes known as a borrow.. This form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mining.Open-pit mines are used when deposits of commercially useful ore or rocks

  • Open-Pit Mining Definition | Anglo American

    Open-pit mining, also known as opencast mining, is a surface mining technique that extracts minerals from an open pit in the ground. Open-pit mining is the most common method used throughout the world for mineral mining and does not require extractive methods or tunnels. This surface mining technique is used when mineral or ore deposits are found relatively close to the surface of the earth

  • Advantages And Disadvantages Of Open Cut Mining

    NSW Mining Methods NSW Mining- disadvantages open cut mining Open-cut mining can be more effective than underground methods generally recovering 90 of a mineral deposit and accounts for about 65 of raw coal production in NSW.Open-cut mining is also used for some gold and copper production in NSW.What Are the Advantages of Open-Pit Mining . dis advantages of open cast mining

  • Dis Advantages An Of Open Cut Mining -

    disadvantages from open cut mining customer case. far outweigh the disadvantages. Open Pit Mining: “A method of extracting rock or minerals from the earth by their . Method Of Open Cut Mining Patent 4466669. The present invention relates to an improved method of open cut mining.With conventional open cut mining it of operations result in several disadvantages, Open pit Mining

  • Benefits And Disadvantages Of Open Cut Mining

    Open cut mining has been practiced in collie since mining commenced and is the process through which coal is currently mined at both muja , disadvantag , open pit mining does offer some advantages over traditional deep shaft mining , the advantages of mining gold the disadvantages of gold, more details » get price open pit mining .

  • advantages and disadvantages of open cut mining

    Apr 12, 2009· Advantages: 1)Mining of ores will enable people to get useful elements with significant profit. 2)Mining will give unemployed people to get at least the simplest job. 3)Mining of ores might result in finding something new and valuable (since we are digging) Disadvantages: 1)Since mining sites are usually in the forest areas, trees will be cut while people are getting to these

  • Advantages And Disadvantages Of Open Cut Mining

    Benefits and disadvantages of open cut mining in africa sjjqzx stone crusher in angola what are the advantages and disadvantages of mining and quarrying. Disadvantages Of Open Cast Mining On Workers And. Coal mining when coal seams are near the surface it may be economical to extract the coal using open cut also referred to as open cast open pit or strip mining . Advantages Of Surface Mining

  • Reading: Open-Pit Mining | Geology

    Open-pit mining, or open-cast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow. This form of mining differs from extractive methods that require tunneling into the earth, such as long wall mining. Open-pit mines are used when deposits of commercially useful minerals or rocks are found near the surface; that is, where

  • Open Cut and Underground Mining | iMINCO

    Open Cut Mining. There are many differences between open cut and underground mining. When minerals and deposits are found close to the surface and spread across a large distance, the best way to mine is to use the open cut mining method. In this process, the area is cleared of all topsoil and vegetation, this material is stockpiled and used later when rehabilitating the area once mining is

  • disadvantage open pit mining

    disadvantages of open pit mining holi-king.nl. Disadvantages Of Open Pit Mining Open pit miners are not exposed to explosive poison gas dangers as deep shaft mine workers can be.Pros and Cons of Mining Pros an ConsOpen Pit Mining Pros Cons SciencingHaving been worked in an open cast(OC) metal mine for 3 years, I can give some insight on the negative effects of OC mining in India at least.

  • Advantages And Disadvantages Of Open Cut Mining

    Benefits and disadvantages of open cut mining in africa sjjqzx stone crusher in angola what are the advantages and disadvantages of mining and quarrying. Disadvantages Of Open Cast Mining On Workers And. Coal mining when coal seams are near the surface it may be economical to extract the coal using open cut also referred to as open cast open pit or strip mining . Advantages Of Surface Mining

  • Environmental Risks of Mining

    Open pit mining, where material is excavated from an open pit, is one of the most common forms of mining for strategic minerals. This type of mining is particularly damaging to the environment because strategic minerals are often only available in small concentrations, which increases the amount of ore needed to be mined. Environmental hazards are present during every step of the open-pit

  • Dis Advantages An Of Open Cut Mining -

    disadvantages from open cut mining customer case. far outweigh the disadvantages. Open Pit Mining: “A method of extracting rock or minerals from the earth by their . Method Of Open Cut Mining Patent 4466669. The present invention relates to an improved method of open cut mining.With conventional open cut mining it of operations result in several disadvantages, Open pit Mining

  • Benefits And Disadvantages Of Open Cut Mining

    Benefits And Disadvantages Of Open Cut Mining. Jan 19, 2009 Best Answer Adavantages Easier access to materials, Easier to transport materials to the destination, Less hazards in regards to mining in tunnels or underground. Disadvantages Alot more disel fuel burned to transport goods, Blasting is also required making it highly dangerous to anyone around and the atmosphere. All of the ones i can

  • Open Cut and Underground Mining | iMINCO

    Open Cut Mining. There are many differences between open cut and underground mining. When minerals and deposits are found close to the surface and spread across a large distance, the best way to mine is to use the open cut mining method. In this process, the area is cleared of all topsoil and vegetation, this material is stockpiled and used later when rehabilitating the area once mining is

  • Reading: Open-Pit Mining | Geology

    Open-pit mining, or open-cast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow. This form of mining differs from extractive methods that require tunneling into the earth, such as long wall mining. Open-pit mines are used when deposits of commercially useful minerals or rocks are found near the surface; that is, where

  • Benefits And Disadvantages Of Open Cut Mining Mini

    Disadvantages of black sand mining. advantages of black sand mining near in the sea optimafmnl advantages and disadvantages of open cut mining philippines black sand mining operations gonzaga coastal care nov 6 2012 the black sand mining experience in buguey cagayan caused denr secretary lito c the quarry site is near the shorelines making. What are the advantages and disadvantages of

  • (PDF) Mining Methods: Part I-Surface mining

    Open-pit mine: Chuquicamata copper mine, Región de Antofagas ta, Chile Locality : Región de Ant ofagasta, C hile. Pit dimensions : 4.3 km long x 3 km wide x 850 m deep.

  • Sub-level open stoping QueensMineDesignWiki

    Disadvantages. Early production is This under cut will be used for space for the ore to expand into once it has been blasted. The undercut must go the entire length of the drift that will be mined mine. 2. The stope is now completely developed and the opening raise is extended from hanging wall to foot wall. The drawpoints will be funnel like shapes to allow for the ore to flow down and